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Audi B7 RS4 V8 Universal Air Filters

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Red Cotton Gauze "Oiled" Air Filter Element (3 1/8" inlet)

ES#2695587 - 003675ECS01A - Red Cotton Gauze "Oiled" Air Filter Element (3 1/8" inlet) - High flow, reusable air filter. Used as a replacement filter to an ECS intake system or for your custom intake project. 5" Base OD / 7" Filter Height / 4.5" Top OD - ECS - Audi BMW Volkswagen

High flow, reusable air filter. Used as a replacement filter to an ECS intake system or for your custom intake project. 5" Base OD / 7" Filter Height / 4.5" Top OD affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2695587
Mfg#:
003675ECS01A
In Stock
$61.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Red Cotton Gauze "Oiled" Air Filter Element (3.0" inlet)

ES#3476081 - 003675ecs02aKT - Red Cotton Gauze "Oiled" Air Filter Element (3.0" inlet) - High flow, reusable air filter. Used as a replacement filter to an ECS intake system or for your custom intake project. 5" Base OD / 7" Filter Height / 4.5" Top OD - ECS - Audi BMW Volkswagen

High flow, reusable air filter. Used as a replacement filter to an ECS intake system or for your custom intake project. 5" Base OD / 7" Filter Height / 4.5" Top OD affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3476081
Mfg#:
003675ECS02AKT
In Stock
$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

ECS High Flow Luft-Technik "Oiled" Air Filter (3 5/8" inlet)

ES#3086103 - 003675ecs04aKT - ECS High Flow Luft-Technik "Oiled" Air Filter (3 5/8" inlet) - High flow, reusable air filter. Used as a replacement filter to an ECS intake system or for your custom intake project. 5.25" Base OD / 7" Filter Height / 4.5" Top OD - ECS - Audi BMW Volkswagen

High flow, reusable air filter. Used as a replacement filter to an ECS intake system or for your custom intake project. 5.25" Base OD / 7" Filter Height / 4.5" Top OD affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3086103
Mfg#:
003675ECS04AKT
In Stock
$73.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Black Synthetic "Dry" Air Filter Element (3.0")

ES#3697632 - 003675ECS02-02 - Black Synthetic "Dry" Air Filter Element (3.0") - High flow, reusable air filter. Used as a replacement filter to an ECS intake system or for your custom intake project. 5" Base OD / 7" Filter Height / 4.5" Top OD - ECS - Audi BMW Volkswagen

High flow, reusable air filter. Used as a replacement filter to an ECS intake system or for your custom intake project. 5" Base OD / 7" Filter Height / 4.5" Top OD affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3697632
Mfg#:
003675ECS02-02
In Stock
$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Black Synthetic "Dry" Air Filter Element (3 5/8" inlet)

ES#3697636 - 003675ECS04-02 - Black Synthetic "Dry" Air Filter Element (3 5/8" inlet) - High flow, reusable air filter. Used as a replacement filter to an ECS intake system or for your custom intake project. 5.25" Base OD / 7" Filter Height / 4.5" Top OD - ECS - Audi BMW Volkswagen

High flow, reusable air filter. Used as a replacement filter to an ECS intake system or for your custom intake project. 5.25" Base OD / 7" Filter Height / 4.5" Top OD affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3697636
Mfg#:
003675ECS04-02
In Stock
$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal performance air filter

ES#1876583 - E-2021 - Universal performance air filter - Bolt on better performance and fuel efficiency. - K&N - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Bolt on better performance and fuel efficiency. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
K&N - Corporate Logo
ES#:
1876583
Mfg#:
E-2021
In Stock
$68.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MagnumFLOW IAF PRO DRY S Air Filter

ES#1896072 - 21-90061 - MagnumFLOW IAF PRO DRY S Air Filter - (7"x3")F x (8-1/4"x 4-1/4")B x (7"x 3")T x 5-1/2"H - AFE - Audi BMW Volkswagen Mercedes Benz MINI Porsche

(7"x3")F x (8-1/4"x 4-1/4")B x (7"x 3")T x 5-1/2"H affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
1896072
Mfg#:
21-90061
In Stock
20% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$82.99

This product was last offered at the strikethrough price on
01-28-2026

$66.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

MagnumFLOW IAF PRO 5R Air Filter

ES#518587 - 24-91021 - MagnumFLOW IAF PRO 5R Air Filter - 5-1/2"Fx7"Bx5-1/2"T(IM)x6"H - AFE - Audi BMW Volkswagen Mercedes Benz MINI Porsche

5-1/2"Fx7"Bx5-1/2"T(IM)x6"H affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
518587
Mfg#:
24-91021
In Stock at Vendor
20% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$98.75

This product was last offered at the strikethrough price on
12-23-2025

$79.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

AFE MagnumFLOW IAF PRO 5R Air Filter

ES#518489 - 24-35507 - AFE MagnumFLOW IAF PRO 5R Air Filter - Universal air filter fits 3 1/2" intake tube - AFE - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Universal air filter fits 3 1/2" intake tube affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
518489
Mfg#:
24-35507
In Stock
21% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$77.99

This product was last offered at the strikethrough price on
05-27-2026

$62.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Air Filter Wrap - Blue

ES#514100 - RX-4990DL - Air Filter Wrap - Blue - Hyrdro-lock and contaminant protection for round tapered air filters - K&N - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Hyrdro-lock and contaminant protection for round tapered air filters affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
K&N - Corporate Logo
ES#:
514100
Mfg#:
RX-4990DL
Ships in 5 Business Days
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MagnumFLOW IAF PRO 5R Air Filter

ES#518521 - 24-45505 - MagnumFLOW IAF PRO 5R Air Filter - 4-1/2 F x 6 B x 4-3/4 T x 5 H - AFE - Audi BMW Volkswagen Mercedes Benz MINI Porsche

4-1/2 F x 6 B x 4-3/4 T x 5 H affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
518521
Mfg#:
24-45505
In Stock at Vendor
21% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$77.99

This product was last offered at the strikethrough price on
04-30-2026

$62.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Air Filter Wrap - red

ES#2862799 - RX-4730DR - Air Filter Wrap - red - Hyrdro-lock and contaminant protection for round tapered air filters - K&N - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Hyrdro-lock and contaminant protection for round tapered air filters affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
K&N - Corporate Logo
ES#:
2862799
Mfg#:
RX-4730DR
In Stock
$31.99

This product was last offered at the strikethrough price on
01-22-2026

$18.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Air Filter

ES#251196 - E-9282 - Universal Air Filter - ID=80mm/3.15", 7" long & 7" outer diameter - K&N - Audi BMW Volkswagen Mercedes Benz MINI Porsche

ID=80mm/3.15", 7" long & 7" outer diameter affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
K&N - Corporate Logo
ES#:
251196
Mfg#:
E-9282
In Stock
$68.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Air Filter Wrap - Red

ES#514099 - RX-4990DR - Air Filter Wrap - Red - Hyrdro-lock and contaminant protection for round tapered air filters - K&N - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Hyrdro-lock and contaminant protection for round tapered air filters affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
K&N - Corporate Logo
ES#:
514099
Mfg#:
RX-4990DR
Ships in 6 Business Days
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Air Filter - Priced Each

ES#518494 - 24-38505 - Universal Air Filter - Priced Each - 3.75"F x 6"B x 4.75"T x 5"H - AFE - Audi BMW Volkswagen

3.75"F x 6"B x 4.75"T x 5"H affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
518494
Mfg#:
24-38505
Ships in 1 Business Day
21% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$77.99

This product was last offered at the strikethrough price on
01-05-2026

$62.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Air Filter Wrap - Black

ES#514095 - RX-4990DK - Air Filter Wrap - Black - Hyrdro-lock and contaminant protection for round tapered air filters - K&N - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Hyrdro-lock and contaminant protection for round tapered air filters affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
K&N - Corporate Logo
ES#:
514095
Mfg#:
RX-4990DK
Special Order: No Guaranteed ETA
$31.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Universal Air Filters

Dirty air is no good. All the air filters from vendors you trust to keep your engine safe and clean are right here waiting for you to replace your dirty old filter.

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